/Engine/Source/Runtime/CoreUObject/Public/UObject/PackageReload.h
Given an object pointer, check to see if it needs to be repointed to an object in the new package, and populate OutRepointedObject if needed.
true if the object can be repointed, false otherwise.
template<typename InObjectType, typename OutObjectType> bool GetRepointedObject ( InObjectType * InObject, OutObjectType *& OutRepointedObject ) const